Finding the Fourth Proportional to 5,318,195,570.80, 7,977,455,872.18 and 1,824,552,037.96
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Solution
The fourth proportional to 5,318,195,570.80, 7,977,455,872.18 and 1,824,552,037.96 is: 2,736,883,812.48
Step by Step Solution
- Step 1: Write the proportion equation
5,318,195,570.80 : 7,977,455,872.18 = 1,824,552,037.96 : x - Step 2: Convert to fraction form
5,318,195,570.80/7,977,455,872.18 = 1,824,552,037.96/x - Step 3: Cross multiply
5,318,195,570.80x = 7,977,455,872.18 × 1,824,552,037.96 - Step 4: Simplify right side
5,318,195,570.80x = 14,555,283,369,297,481,728 - Step 5: Solve for x
x = 14,555,283,369,297,481,728/5,318,195,570.80 - Step 6: Final answer
x = 2,736,883,812.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.